What is the Greatest Common Factor (GCF) of 4 and 12?

2 Answers
Jan 7, 2018

Answer:

#4#

Explanation:

#4 = 2xx2#

#12= 2xx2xx3#

The greater common factor # =2 xx2 = 4#

Jan 8, 2018

Answer:

#GCF(4,12)=4#

Explanation:

another approach is to list the factors out and pick out the common ones

Factors of #4:{color(red)(1,2,4)}#

factors of#12:{color(red)(1,2,)3,color(red)(4),6,12}#

common factors#:{1,2,4}#

#GCF(4,12)=4#